WK15812 New Test Methods for Test Methods for Determination of Trace Elements in Graphite by Inductively Coupled Plasma Optical Emission Spectroscopy (ICP OES) and Electrothermal Vaporization-ICP OES (ETV-ICP OES)
WK22144 New Test Method for Total Fluorine, Chlorine and Sulfur in Graphite and Carbon by Oxidative Pyrohydrolytic Combustion followed by Ion Chromatography Detection (Combustion Ion Chromatography-CIC)
WK22145 New Test Method for 3 pt bend strength of carbon and graphite